US Losing Its Advantage in Race for Hypersonic Technology: Selva
美国超音速技术失去竞争优势：塞尔瓦
"We have lost our technical advantage in hypersonics; we haven't lost the hypersonics fight," Air Force Gen. Paul Selva told reporters Tuesday during a roundtable discussion in Washington, D.C.
空军上将保罗·塞尔瓦（Paul Selva）周二在华盛顿圆桌讨论会上对记者说：“我们已经失去了超音速的技术优势，但我们还没有失去超音速竟争。”
"China has made it a national program, so China's willing to spend tens to up to hundreds of billions to solve the problem of hypersonic flight, hypersonic target designation, and then ultimately engagement," he said.
他说：“中国已经将其列为国家计划，因此中国愿意花费数十亿美元来解决超音速飞行，高超音速目标指定问题，然后最终接触的问题。”